These canisters seal airtight and ensure freshness when you need it!
* Double gasket ensures complete airtight.
* Dual one-way patented air valves automatically release CO2 built-up when storing coffee.
* Simply push the lid all the way down until it touches the item being stored to expel all air inside, then fold the handle down to close the air valves.
* Borosilicate reinforced glass are pure, clean, strong and safe to handle.
* Tapered bottom is designed to be stackable and resists accidental tipping.
Small (13 fl oz; corresponds to 8 oz bag of coffee)
Medium (20 fl oz; corresponds to 12 oz bag of coffee)
Large (42 fl oz; corresponds to 24 oz bag of coffee)